Watercraft rail mount



FIG. 1 is a first isometric view of a watercraft rail mount showing ournew design;

FIG. 2 is a second isometric view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a first side view thereof; and,

FIG. 8 is a second side view thereof.

The broken line portion of the figures is included to show unclaimedsubject matter only and forms no part of the claimed designs.

CLAIM The ornamental design for a watercraft rail mount, as shown anddescribed.